Home / 5,906.40-8,150.56-3,253.60

Finding the Fourth Proportional to 5,906.40, 8,150.56 and 3,253.60

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Solution

The fourth proportional to 5,906.40, 8,150.56 and 3,253.60 is: 4,489.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,906.40 : 8,150.56 = 3,253.60 : x
  2. Step 2: Convert to fraction form
    5,906.40/8,150.56 = 3,253.60/x
  3. Step 3: Cross multiply
    5,906.40x = 8,150.56 × 3,253.60
  4. Step 4: Simplify right side
    5,906.40x = 26,518,662.02
  5. Step 5: Solve for x
    x = 26,518,662.02/5,906.40
  6. Step 6: Final answer
    x = 4,489.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.